Nesbet, R. K. Variational methods in electron-atom scattering theory / by Robert K Nesbet - New York : Plenum Press , 1980. - ix , 228 p. ill. ; 24.5 c.m. - Physics of atoms and molecules / edited by P.G.Burke and H.Kleinpoppen . ISBN: 9781468484335 Subjects--Topical Terms: Variational TheoryScattering theory Dewey Class. No.: 539.72112 / NES/V